How to use

set

method

in

org.apache.hadoop.io.IntWritable

 private int setBucket(int bucketProperty, int operation) {
  assert operation == UPDATE_OPERATION || operation == DELETE_OPERATION;
  int currentBucketProperty = bucket.get();
  bucket.set(bucketProperty);
  return currentBucketProperty;
 }
}

public IntWritable evaluate(IntWritable a) {
 if (a == null) {
  return null;
 }
 intWritable.set(~a.get());
 return intWritable;
}

 public void reduce(Key key, Iterable<IntWritable> values,
  Context context)
 throws IOException, InterruptedException {
  int sum = 0;
  for (IntWritable val : values) {
   sum += val.get();
  }
  result.set(sum);
  context.write(key, result);
 }
}

public IntWritable evaluate(IntWritable a) {
 if (a == null) {
  return null;
 }
 intWritable.set(~a.get());
 return intWritable;
}

public IntWritable evaluate(IntWritable a, IntWritable b) {
 if (a == null || b == null) {
  return null;
 }
 intWritable.set(a.get() >>> b.get());
 return intWritable;
}

public IntWritable evaluate(IntWritable a, IntWritable b) {
 if (a == null || b == null) {
  return null;
 }
 intWritable.set(a.get() << b.get());
 return intWritable;
}

public IntWritable evaluate(IntWritable a, IntWritable b) {
 if (a == null || b == null) {
  return null;
 }
 intWritable.set(a.get() >> b.get());
 return intWritable;
}

@Override
protected IntWritable evaluate(IntWritable left, IntWritable right) {
 intWritable.set(left.get() - right.get());
 return intWritable;
}

@Override
protected IntWritable evaluate(IntWritable left, IntWritable right) {
 intWritable.set(left.get() * right.get());
 return intWritable;
}

public IntWritable evaluate(IntWritable a, IntWritable b) {
 if (a == null || b == null) {
  return null;
 }
 intWritable.set(a.get() ^ b.get());
 return intWritable;
}

public IntWritable evaluate(IntWritable a, IntWritable b) {
 if (a == null || b == null) {
  return null;
 }
 intWritable.set(a.get() & b.get());
 return intWritable;
}

public IntWritable evaluate(IntWritable a, IntWritable b) {
 if (a == null || b == null) {
  return null;
 }
 intWritable.set(a.get() | b.get());
 return intWritable;
}

@Override
protected IntWritable evaluate(IntWritable left, IntWritable right) {
 intWritable.set(left.get() + right.get());
 return intWritable;
}

@Override
protected IntWritable evaluate(IntWritable left, IntWritable right) {
 if (right.get() == 0) {
  return null;
 }
 intWritable.set(left.get() % right.get());
 return intWritable;
}

public IntWritable evaluate(IntWritable a, IntWritable b) {
 if (a == null || b == null) {
  return null;
 }
 intWritable.set(a.get() >> b.get());
 return intWritable;
}

public IntWritable evaluate(IntWritable a, IntWritable b) {
 if (a == null || b == null) {
  return null;
 }
 intWritable.set(a.get() | b.get());
 return intWritable;
}

public IntWritable evaluate(IntWritable a, IntWritable b) {
 if (a == null || b == null) {
  return null;
 }
 intWritable.set(a.get() & b.get());
 return intWritable;
}

@Override
protected IntWritable evaluate(IntWritable left, IntWritable right) {
 intWritable.set(left.get() - right.get());
 return intWritable;
}

@Override
protected IntWritable evaluate(IntWritable left, IntWritable right) {
 intWritable.set(left.get() + right.get());
 return intWritable;
}

public IntWritable evaluate(IntWritable a, IntWritable b) {
 if (a == null || b == null) {
  return null;
 }
 intWritable.set(a.get() ^ b.get());
 return intWritable;
}